Yu's blog

Chen-Yu Tsai (Yu)

Nov 11, 2010 / cytsai11.tw@gmail.com / Blog / Scratch / Instagram / YouTube(Geography and other) / YouTube(Robotics) / GitHub

Current Position

Programmer, Driver Coach, Strategist, 66994B Unicorn Puncher, VEX V5 Robotics Competition
9th grade / Homeschooling since 2nd grade (First year summary / visit)

Homeschool Review 2018-2019 (Review / Video)
Homeschool Review 2019-2020 (Review 1 / Review 2)
Homeschool Review 2020-2021
Homeschool Review 2021-2022
Homeschool Review 2022-2023
Homeschool Review 2023-2024
Homeschool Review 2024-2025
Homeschool Review 2025-2026

Favorite Subjects

Geography / Politics / History / Robotics / Programming / Math / English / Blog / YouTube

Favorite Pokemon

Squirtle

Worldwide Math Awards

2020/10 Gold Medal, Grade 4, Mathematics Without Borders International Tournament, Autumn.
2020/11 Gold Medal, Grade 3, World Mathematics Invitational.

2021/8 Diamond Medal, Grade 4 group, World Mathematics Invitational.

2022/8 Gold Medal, Grade 5, Mathematics Without Borders International Tournament Summer.

2022/9 Diamond Medal, Grade 5 group, World Mathematics Invitational.

2022/9 Legend Award, Grade 5 group, World Mathematics Invitational.

2022/12 1st Place Award, Grade 6, Mathematics Without Borders International Tournament Autumn.

2023/4 Silver Award, Grade 6, Global Junior Math Online Competition.

2023/4 1st Place Award, Grade 6, Mathematics Without Borders International Tournament Spring.

2023/7 Diamond Medal, Grade 6 group, World Mathematics Invitational.

2023/7 2nd Place Award, Grade 6, Mathematics Without Borders International Tournament Summer.

2023/7 3rd Place Award, Grade 6, Mathematics Without Borders International Tournament Finals.

2024/1 Outstanding (11/7533), AMC 8.

2024/1 Honor Roll of Distinction, AMC 8.

2024/3 Gold Medal (12/1765), Grade 7 group, Math Kangaroo.

2024/4 Gold Award, Grade 7, Global Junior Math Aptitude Test.

2024/4 Global 1st Place, Grade 7, Global Junior Math Aptitude Test.

2024/4 1st Place Award, Grade 7, Mathematics Without Borders International Tournament Semi-Finals.

2024/6 Global 1st Place, Grade 7, Global Junior Math Online Competition.

2024/7 1st Place Award, Grade 7, Mathematics Without Borders International Tournament Finals.

2024/10 1st Place Award, Grade 8, Mathematics Without Borders International Tournament Autumn.

2025/1 Silver Award, Grade 8, Mathematics Without Borders International Tournament Winter.

2025/4 Perfect Award (1/2529), Grade 8 group, Math Kangaroo.

2025/5 Gold Award, Grade 8, Global Junior Math Aptitude Test.

2025/5 Global 12th Place, Grade 8, Global Junior Math Aptitude Test.

2025/6 Global 7th Place, Grade 8, Global Junior Math Online Competition.

2025/11 Oustanding, AMC10 2025.

2025/11 Certificate of Excellence, AMC10 2025.

2025/11 Certificate of Distinction, AMC 10 2025.

2026/2 8/15, 2026 AIME II.

2026/5 Gold Award, Grade 9, Global Junior Math Aptitude Test.

Worldwide Robotics Awards

2021/3 World Skills Standings 2nd Place, VEX IQ 2020-2021 World Skills Standings, Elementary.

2021/5 World Champion: VEX IQ 2020-2021 Rise Above Design Award.

2022/2 World LRT Ranking 1st Place, VEX IQ 2021-2022 LRT Standings, Middle School.

2022/3 World Skills Standings 1st Place, VEX IQ 2021-2022 World Skills Standings, Middle School.

2022/5 Divisional Champion, VEX IQ 2021-2022 World Championship, Middle School.

2022/5 Think Award, VEX IQ 2021-2022 World Championship, Middle School.

2022/12 Bronze Medal, World Ranking 11, Elementary School, World Robot Olympiad 2022.

2023/2 Qualified for VEX Worlds, VEX IQ 2022-2023 Taiwan Open, Middle School.

2023/3 World Skills Standings 1st Place, VEX IQ 2022-2023 World Skills Standings, Middle School.

2025/1 World Skills Standings 2nd Place, VEX IQ 2024-2025 World Skills Standings, Middle School.

2025/12 Tournament Champion, VEX V5 2025-2026 PAS-VEX Signature Event, High School.

2026/4 Division Semifinalist, VEX V5 2026 World Championship, High School.

2026/4 Create Award, VEX V5 2026 World Championship, High School.

National Math Awards

2017/11 Top 5% (33/2639), Grade 1 group, Superb Math Challenge.（卓越盃數學競賽）

2018/4 Gold Medal (2/385), 1st in Mid-Taiwan, Grade 1 group, OLPC Math Competition.（奧林匹克數理競試）
2018/11 Gold Medal (12/4028), Grade 2 group, Superb Math Challenge.（卓越盃數學競賽）
2018/11 Championship (1/1024), Full marks, Grade 2 group, T&AMC.（超越盃數學競賽）
2018/12 Gold Medal, Grade 2 group, World Mathematics International Taiwan round（世界數學邀請賽臺灣初選通過）

2019/4 Gold Medal (10/391), 1st in Mid-Taiwan, Grade 2 group, OLPC Math Competition.（奧林匹克數理競試）
2019/11 Gold Medal (6/269), 1st in Mid-Taiwan, Grade 3 group, OLPC Math Competition.（奧林匹克數理競試）
2019/11 Gold Medal (85/3255), Top 2.6%, Grade 3 group, Superb Math Challenge.（卓越盃數學競賽）
2019/11 Elite Award (5/981), Top 0.5%, Grade 3 group, T&AMC.（超越盃數學競賽）
2019/12 Gold Medal (16/311), Grade 3 group, World Mathematics International Taiwan round（世界數學邀請賽臺灣初選通過）

2020/11 Gold Medal (18/3327), Top 0.54%, Grade 4 group, Superb Math Challenge.（卓越盃數學競賽）

2020/11 Elite Award (5/1325), Top 0.37%, Grade 4 group, T&AMC.（超越盃數學競賽）

2021/4 Gold Medal (3/368), Grade 4 group, OLPC Math Competition.（奧林匹克數理競試）

2021/11 Gold Medal (23/2479), Top 0.92%, Grade 5 group, Superb Math Challenge.（卓越盃數學競賽）

2021/11 Elite Award (4/910), Top 0.43%, Grade 5 group, T&AMC.（超越盃數學競賽）

2021/12 Gold Medal (1/316), Grade 5 group, World Mathematics International Taiwan round（世界數學邀請賽臺灣初選通過）

2021/12 Group 4th Place, High Elementary Group. OLPC Math Group Competition. （奧林匹克團體賽）

2021/12 Individual 10th Place, High Elementary Group. OLPC Math Group Competition. （奧林匹克團體賽）

2022/4 Gold Medal (39/486), Grade 5 group, OLPC Math Competition Basic.（奧林匹克數理競試金卓越數學王）

2022/4 Gold Medal (2/486), Grade 5 group, OLPC Math Competition Advanced.（奧林匹克數理競試奧數挑戰王）

2022/12 Individual Gold Medal, High Elementary Group. OLPC Math Group Competition.（奧林匹克團體賽）

2022/12 Group 2nd Place, High Elementary Group. OLPC Math Group Competition.（奧林匹克團體賽）

2022/12 1st Place (1/2062), Top 0.04%, Grade 6 group, T&AMC.（超越盃數學競賽）

2023/4 Gold Medal (1/341), Grade 6 group, OPLC Math Competition Basic.（奧林匹克數理競試金卓越數學王）

2023/4 Gold Medal, Grade 6 group, OLPC Math Competition Science.（奧林匹克數理競試自然科學王）

2023/12 Individual Gold Medal, Junior High group, OLPC Math Group Competition. （奧林匹克團體賽）

2023/12 Group 18th Place, Junior High group, OLPC Math Group Competition. （奧林匹克團體賽）

2023/12 Elite Award, Grade 7 group, T&AMC.（超越盃數學競賽）

2023/12 Group 1st Place, Grade 7 group, T&AMC.（超越盃數學競賽）

2024/4 Gold Medal, Grade 7 group, OLPC Math Competition Basic.（奧林匹克數理競試金卓越數學王）

2024/4 Gold Medal , Grade 7 group, OLPC Math Competition Advanced.（奧林匹克數理競試奧數挑戰王）

2024/4 Gold Medal, Grade 7 group, OLPC Math Competition Science.（奧林匹克數理競試自然科學王）

2024/6 Excellent Award, Grade 7 group, Taiwan Mathematics Test.（臺灣中小學數學能力檢定考試）

2024/11 Individual 8th Place, Junior High Group, OLPC Math Group Competition.（奧林匹克團體賽）

2024/11 Group 7th Place, Junior High Group, OLPC Math Group Competition.（奧林匹克團體賽）

2025/1 Silver Award, Grade 8 group, World Mathematics International Taiwan round（世界數學邀請賽臺灣初選通過）

2025/4 Gold Medal, Grade 8 group, OLPC Math Competition Basic.（奧林匹克數理競試金卓越數學王）

2025/4 Silver Medal , Grade 8 group, OLPC Math Competition Advanced.（奧林匹克數理競試奧數挑戰王）

2025/4 Bronze Medal, Grade 8 group, OLPC Math Competition Science.（奧林匹克數理競試自然科學王）

2025/11 Individual Gold Medal, High School Group, OLPC Math Group Competition.（奧林匹克團體賽）

2025/12 First Prize, Grade 9 Group, IMC Taiwan Preliminary.（國際數學競賽台灣初賽）

National Robotics and Informatics Awards

2020/8 First Prize, Elementary School, Central and Southern Taiwan, World Robot Olympiad 2020.（WRO2020 國際奧林匹亞智能機器人聯盟賽臺灣中南區國小組冠軍 / 雖可晉級，但因疫情，無全國賽與世界賽。）

2020/12 Championship (Teamwork Champion Award), Elementary School Group, VEX IQ Taiwan Open Preliminaries, Group B.

2021/1 Design Award, VEX IQ Taiwan Open Championship, Elementary.

2021/1 Teamwork 2nd Place, VEX IQ Taiwan Open Championship, Elementary.

2021/8 Fifth Prize, Elementary School, Central and Southern Taiwan, World Robot Olympiad 2021.

2021/11 Championship (Teamwork Champion Award), Middle School Group, VEX IQ Taiwan Open Preliminaries, Group B.

2021/12 PR 99, 300/300, Grade 5-6, International Challenge on Informatics and Computational Thinking

2022/2 Excellence Award, VEX IQ Taiwan Open Championship, Middle School.

2022/2 Teamwork Champion Award, VEX IQ Taiwan Open Championship, Middle School.

2022/3 Robot Skills Champion Award, VEX IQ Taiwan Open (Skills-only), Middle School.

2022/7 First Prize, Elementary School, Central and Southern Taiwan, World Robot Olympiad 2022.

2022/8 Fourth Prize, Elementary School, Taiwan Championship, World Robot Olympiad 2022.

2022/12 Skills 4th Place, VEX IQ Taiwan Open, Middle School.

2022/12 Qualification 1st place, VEX IQ Taiwan Open, Middle School.

2023/1 Create Award, TAI-VEX IQ Slapshot, VEX IQ 2022-2023.

2023/2 Think Award, VEX IQ Taiwan Open 2022-2023, Middle School.

2023/2 Skills 2nd Place, VEX IQ Taiwan Open 2022-2023, Middle School.

2023/4 Honorable Mention, Middle School, WRO Online Competition, World Robot Olympiad 2023.

2023/7 Second Place, Middle School, Central and Southern Taiwan, World Robot Olympiad 2023.

2023/8 Fourth Place, Middle School, Taiwan Championship, World Robot Olympiad 2023.

2023/9 Teamwork Champion Award, VEX IQ Taiwan Open 2023-2024 Warm-Up, Middle School.

2023/9 Skills 1st Place, VEX IQ Taiwan Open 2023-2024 Warm-Up, Middle School.

2023/9 Teamwork 2nd Place, VEX IQ Dr.Player Robotics Lab 2023-2024 Warm-Up, Middle School.

2023/9 Skills 3rd Place, VEX IQ Dr.Player Robotics Lab 2023-2024 Warm-Up, Middle School.

2023/10 Teamwork 2nd Place, VEX IQ Taiwan Open 2023-2024, Southern Taiwan Competition, Middle School.

2023/10 Skills 3rd Place, VEX IQ Taiwan Open 2023-2024, Southern Taiwan Competition, Middle School.

2023/11 Teamwork 5th Place, VEX IQ Taiwan Open 2023-2024, Central Taiwan Competition, Middle School.

2024/1 Teamwork Champion Award, TAI-VEX IQ Full Volume, VEX IQ 2023-2024.

2024/1 Think Award, TAI-VEX IQ Full-Volume, VEX IQ 2023-2024.

2024/1 Teamwork 3rd Place, VEX IQ Taiwan Open 2023-2024, National Championship, Middle School.

2024/1 Skills 3rd Place, VEX IQ Taiwan Open 2023-2024, National Championship, Middle School.

2024/1 Build Award, VEX IQ Taiwan Open 2023-2024, National Championship, Middle School.

2024/4 Honorable Mention, Middle School, WRO Online Competition, World Robot Olympiad 2024.

2024/7 First Place, Middle School, Central and Southern Taiwan, World Robot Olympiad 2024.

2024/8 Eighth Place, Middle School, National Championship, World Robot Olympiad 2024.

2024/12 Teamwork Champion Award, TAI-VEX IQ MS Rapid Relay, VEX IQ 2024-2025.

2024/12 Skills Champion Award, TAI-VEX IQ MS Rapid Relay, VEX IQ 2024-2025.
2024/12 Design Award, TAI-VEX IQ MS Rapid Relay, VEX IQ 2024-2025.

2025/1 Teamwork 4th Place, VEX IQ Taiwan Open 2024-2025, National Championship, Middle School.

2025/1 Skills 2nd Place, VEX IQ Taiwan Open 2024-2025, National Championship, Middle School.

2025/1 Amaze Award, VEX IQ Taiwan Open 2024-2025, National Championship, Middle School.

2025/10 Excellence Award, TAI-VEX HS Push Back, VEX V5 2025-2026.

2025/10 Tournament Champion Award, TAI-VEX HS Push Back, VEX V5 2025-2026.
2025/10 Skills Champion Award, TAI-VEX HS Push Back, VEX V5 2025-2026.

2025/12 Tournament Champion Award, PAS-VEX Signature Event, VEX V5 2025-2026.

2026/2 Create Award, VEX Taiwan Open HS, VEX V5 2025-2026.
2026/2 Tournament Finalist, VEX Taiwan Open HS, VEX V5 2025-2026.

Athletic Awards

2025/2 6th Place, 20250223 IDPA Taiwan Airsoft DSAPT Level 1 Match.
2025/3 41st Place, 20250329 IDPA Taiwan Airsoft DSAPT Tier 2 Match.

2025/3 Teenage Group 2nd Place, 20250329 IDPA Taiwan Airsoft DSAPT Tier 2 Match.

English Certificates and Awards

2017/12 First Place, 2017 Spelling Bee Contest, American Eagle Institute.
2018/5 Second Place, 2018 Speaking Contest, American Eagle Institute.
2018/12 Second Place, 2018 Spelling Bee Contest, American Eagle Institute.
2019/5 First Place, 2019 Speaking Contest, American Eagle Institute.
2019/12 First Place, 2019 Spelling Bee Contest, American Eagle Institute.

2020/12 First Place, 2020 Spelling Bee Contest, American Eagle Institute.

2024/3 GEPT Elementary Level Passed.

2024/5 GEPT High-Intermediate Level Passed.

Japanese Certificates and Awards

2023/12 JLPT N5 Passed.

2024/7 JLPT N4 Passed.

2024/12 JLPT N3 Passed.

2025/7 JLPT N2 Passed.

2026/7 JLPT N1 Passed.

In-school Awards (Grade 1 only, then homeschooling)

2018/1 Academic Excellence (Top 1), 1st Semester, 1st Grade.
2018/1 Lunch Service Volunteer, 1st Grade.
2018/1 Recycling Pioneer, 1st Grade.
2018/3 Best Works in Winter Vacation, 1st Grade.

2018/3 Certificate of Merit, Essay Contest, 1st and 2nd Grade.
2018/4 Best Taichung Student Award, Taichung city government.
2018/6 Academic Excellence (Top 1), 2nd Semester, 1st Grade.